[PATCH 2/2] ARM: imx: Disable imx-cpufreq when cpufreq-cpu0 used

Markus Pargmann mpa at pengutronix.de
Sun Mar 10 12:53:27 EDT 2013


cpufreq-cpu0 has DT support. So if imx27 or imx51 is booted with DT
support, it should not use the old imx-cpufreq driver. Instead the
operating-points should be defined in the appropriate DT files.

Signed-off-by: Markus Pargmann <mpa at pengutronix.de>
---
 arch/arm/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 5b71469..1247fe5 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -2156,6 +2156,7 @@ source "drivers/cpufreq/Kconfig"
 config CPU_FREQ_IMX
 	tristate "CPUfreq driver for i.MX CPUs"
 	depends on ARCH_MXC && CPU_FREQ
+	depends on (!GENERIC_CPUFREQ_CPU0 || (!MACH_IMX51_DT && !MACH_IMX27_DT))
 	select CPU_FREQ_TABLE
 	help
 	  This enables the CPUfreq driver for i.MX CPUs.
-- 
1.8.1.5




More information about the linux-arm-kernel mailing list